package world.zwq.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import world.zwq.common.to.es.SkuEsModel;
import world.zwq.gulimall.search.config.GulimallElasticSearchConfig;
import world.zwq.gulimall.search.constant.EsConstant;
import world.zwq.gulimall.search.service.ProductSaveService;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Service
@Slf4j
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    private RestHighLevelClient client;

    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModelList) throws IOException {
        //保存到es中
        //1、给es中建立索引.product,建立好映射关系

        //2、给es中保存这些数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel esModel : skuEsModelList) {
            //构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(esModel.getSkuId().toString());
            indexRequest.source(JSON.toJSONString(esModel), XContentType.JSON);
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = client.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);
        //TODO 如果有错误，处理错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).filter(BulkItemResponse::isFailed).map(BulkItemResponse::getId).collect(Collectors.toList());
        log.error("商品上架成功,id为{}",collect);
        return b;
    }
}
